Cc: Andi Kleen <ak@linux.intel.com>

Cc: Avi Kivity <avi@qumranet.com>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

drivers/char/mem.c

@@ -156,7 +156,6 @@ static ssize_t read_mem(struct file * file, char __user * buf,
 
 	while (count > 0) {
 		unsigned long remaining;
-		int ret;
 
 		sz = size_inside_page(p, count);